Sirkali G. Sivachidambaram is a Carnatic music vocalist from Chennai. He is an alumnus of the Madras Medical College where he qualified as a UG & PG in Medicine and Trinity College of Music where he learnt western music. He is the principle disciple of the great master Sangeetha Vidwan Prof. B.Krishnamurthy in the intricacies and nuances of Indian Classical music, since childhood till date He is also a Medical Doctor with a Post graduate degree in Internal Medicine. He is now working as Dean/Spl.officer, Perambalur Govt Medical college, Perambalur, Tamil Nadu on promotion from his previous designation as a Professor & HOD of Medicine in his Alma mater MMC, as Director i/c of Institute of Internal Medicine at the Madras Medical college. Sivachidambaram is the son of Padma Shri winner Sirkazhi Govindarajan. Sivachidambaram has recorded a song, Enadharumai Raanuva Veerargaal, written by A. P. J. Abdul Kalam, former President of India. His extempore rendering of the song on 'Youth empowerment' in Tamil written by Hon'ble President of India Dr. A. P. J. Abdul Kalam, during the inauguration of Tamil Isai Sangam festival in Chennai was appreciated with a hue and cry. He was awarded the title of "Isai Peraringar" from Tamil Isai Sangam in the year 2014. In November 2015 he was appointed as the Dean of Perambalur Government Hospital in Tamil Nadu. He instituted the Isaimani Dr.Seerkazhi S.Govindarajan memorial foundation, a charitable trust in memory of his father to serve the society at large with medical help, scholarships and educational aids for the unaffordable apart from taking music to inaccessible areas and exposing traditional musical wealth for all in the nook and corner of the country. His regular Charity concerts arranged for fund raising for schools and performances in the orphanages, Senior citizen's old age homes, terminal health care centres have been appreciated by all. He has been appreciated by organisations like the Lions Club and Rotary Club with appreciatory awards for the charitable services. Endowments created by Isaimani foundation at the Thiruvannamalai Ramanashramam, Vadalur Sathyagnana sabha, Annamalai University, Madurai Tamil Isai Sangam towards annadhanam feeding and youth appreciation awards.